Support Care Cancer. 2016 Dec;24(12):4895–4899. Epub 2016 Aug 6. Acupuncture for treating hot flashes in breast cancer patients: an updated meta-analysis.. "The meta-analysis used had contradictory results and yielded no convincing evidence to suggest that acupuncture was an effective treatment of hot flash in patients with breast cancer. Multi-central studies including large sample size are required to investigate the efficiency of acupuncture for treating hot flash in patients with breast cancer."